java.lang.IllegalArgumentException: Unsupported modification APPEARED (Again)

I see following exception when i start my 3 node ovsdb cluster

2015-11-20 20:49:15,894 | WARN | ult-dispatcher-4 | ShardManager | 150 - org.opendaylight.controller.sal-distributed-datastore - 1.3.0.SNAPSHOT | Supervisor Strategy caught unexpected exception - resuming
java.lang.IllegalArgumentException: Unsupported modification APPEARED
at org.opendaylight.yangtools.yang.data.api.schema.tree.DataTreeCandidateNodes$AbstractNodeIterator.next(DataTreeCandidateNodes.java:98)[66:org.opendaylight.yangtools.yang-data-api:0.8.0.SNAPSHOT]
at org.opendaylight.yangtools.yang.data.api.schema.tree.DataTreeCandidateNodes.applyRootToCursor(DataTreeCandidateNodes.java:59)[66:org.opendaylight.yangtools.yang-data-api:0.8.0.SNAPSHOT]
at org.opendaylight.yangtools.yang.data.api.schema.tree.DataTreeCandidates.applyToCursorAwareModification(DataTreeCandidates.java:81)[66:org.opendaylight.yangtools.yang-data-api:0.8.0.SNAPSHOT]
at org.opendaylight.yangtools.yang.data.api.schema.tree.DataTreeCandidates.applyToModification(DataTreeCandidates.java:44)[66:org.opendaylight.yangtools.yang-data-api:0.8.0.SNAPSHOT]
at org.opendaylight.controller.cluster.datastore.ShardDataTree.applyForeignCandidate(ShardDataTree.java:180)[150:org.opendaylight.controller.sal-distributed-datastore:1.3.0.SNAPSHOT]
at org.opendaylight.controller.cluster.datastore.Shard.applyState(Shard.java:628)[150:org.opendaylight.controller.sal-distributed-datastore:1.3.0.SNAPSHOT]
at org.opendaylight.controller.cluster.raft.RaftActor.handleCommand(RaftActor.java:221)[147:org.opendaylight.controller.sal-akka-raft:1.3.0.SNAPSHOT]
at org.opendaylight.controller.cluster.common.actor.AbstractUntypedPersistentActor.onReceiveCommand(AbstractUntypedPersistentActor.java:36)[146:org.opendaylight.controller.sal-clustering-commons:1.3.0.SNAPSHOT]
at org.opendaylight.controller.cluster.datastore.Shard.onReceiveCommand(Shard.java:269)[150:org.opendaylight.controller.sal-distributed-datastore:1.3.0.SNAPSHOT]
at akka.persistence.UntypedPersistentActor.onReceive(Eventsourced.scala:430)[140:com.typesafe.akka.persistence.experimental:2.3.14]
at org.opendaylight.controller.cluster.common.actor.MeteringBehavior.apply(MeteringBehavior.java:97)[146:org.opendaylight.controller.sal-clustering-commons:1.3.0.SNAPSHOT]
at akka.actor.ActorCell$$anonfun$become$1.applyOrElse(ActorCell.scala:534)[135:com.typesafe.akka.actor:2.3.14]
at akka.persistence.Recovery$State$class.process(Recovery.scala:30)[140:com.typesafe.akka.persistence.experimental:2.3.14]
at akka.persistence.ProcessorImpl$$anon$2.process(Processor.scala:103)[140:com.typesafe.akka.persistence.experimental:2.3.14]
at akka.persistence.ProcessorImpl$$anon$2.aroundReceive(Processor.scala:114)[140:com.typesafe.akka.persistence.experimental:2.3.14]
at akka.persistence.Recovery$class.aroundReceive(Recovery.scala:265)[140:com.typesafe.akka.persistence.experimental:2.3.14]
at akka.persistence.UntypedPersistentActor.akka$persistence$Eventsourced$$super$aroundReceive(Eventsourced.scala:428)[140:com.typesafe.akka.persistence.experimental:2.3.14]
at akka.persistence.Eventsourced$$anon$2.doAroundReceive(Eventsourced.scala:82)[140:com.typesafe.akka.persistence.experimental:2.3.14]
at akka.persistence.Eventsourced$$anon$2.aroundReceive(Eventsourced.scala:78)[140:com.typesafe.akka.persistence.experimental:2.3.14]
at akka.persistence.Eventsourced$class.aroundReceive(Eventsourced.scala:369)[140:com.typesafe.akka.persistence.experimental:2.3.14]
at akka.persistence.UntypedPersistentActor.aroundReceive(Eventsourced.scala:428)[140:com.typesafe.akka.persistence.experimental:2.3.14]
at akka.actor.ActorCell.receiveMessage(ActorCell.scala:516)[135:com.typesafe.akka.actor:2.3.14]
at akka.actor.ActorCell.invoke(ActorCell.scala:487)[135:com.typesafe.akka.actor:2.3.14]
at akka.dispatch.Mailbox.processMailbox(Mailbox.scala:238)[135:com.typesafe.akka.actor:2.3.14]
at akka.dispatch.Mailbox.run(Mailbox.scala:220)[135:com.typesafe.akka.actor:2.3.14]
at akka.dispatch.ForkJoinExecutorConfigurator$AkkaForkJoinTask.exec(AbstractDispatcher.scala:397)[135:com.typesafe.akka.actor:2.3.14]
at scala.concurrent.forkjoin.ForkJoinTask.doExec(ForkJoinTask.java:260)[132:org.scala-lang.scala-library:2.10.4.v20140209-180020-VFINAL-b66a39653b]
at scala.concurrent.forkjoin.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:1339)[132:org.scala-lang.scala-library:2.10.4.v20140209-180020-VFINAL-b66a39653b]
at scala.concurrent.forkjoin.ForkJoinPool.runWorker(ForkJoinPool.java:1979)[132:org.scala-lang.scala-library:2.10.4.v20140209-180020-VFINAL-b66a39653b]
at scala.concurrent.forkjoin.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:107)[132:org.scala-lang.scala-library:2.10.4.v20140209-180020-VFINAL-b66a39653b]
2015-11-20 20:49:15,895 | WARN | lt-dispatcher-38 | OneForOneStrategy | 136 - com.typesafe.akka.slf4j - 2.3.14 | Unsupported modification APPEARED